21700 5000mAh Lithium Ion Battery 30A Discharge NMC
INR21700N50JH6 3.6V 5000mAh 30A Discharge 300 Cycles
Product Name
INR21700N50JH6 Li-Ion Battery
Advantages
- High energy density (5000mAh)
- High discharge capability (up to 30A)
- Long cycle life (300 cycles)
- Stable performance across wide temperature ranges
Specifications
|
Item |
Specification |
|
Nominal Voltage |
3.6V |
|
Nominal Capacity |
5000mAh |
|
Minimum Capacity |
4900mAh |
|
Charge Cut-off Voltage |
4.20V |
|
Discharge Cut-off Voltage |
2.5V |
|
Max. Charge Current |
5A (15°C–45°C), 3A (0°C–15°C) |
|
Max. Discharge Current |
30A (80°C cut-off) |
|
Internal Resistance |
≤15mΩ (AC impedance, 1000Hz) |
|
Dimensions |
21.65±0.2mm (Diameter) × 70.95±0.2mm (Height) |
|
Weight |
≤73g |
Cycle Life
|
Test Condition |
Performance |
|
300 cycles (3A charge / 20A discharge) |
≥70% of initial capacity retained |
|
Charge/Discharge Cut-off |
4.2V / 2.5V, 80°C thermal cut-off |
Discharge Curve
Operating Temperature Range
|
Condition |
Temperature Range |
|
Charging |
0°C to 45°C (Surface: 0°C–50°C) |
|
Discharging |
-20°C to 60°C (Surface: -20°C–80°C) |
|
Storage (Short-term) |
-20°C to 40°C (≤3 months) |
|
Storage (Long-term) |
-20°C to 20°C (3–12 months, 10%–35% SOC) |
Certifications
- Complies with UN38.3, CE, RoHS, and IEC 62133 safety standards.
Key Features
- High Efficiency: 95% discharge efficiency at 20A, 93% at 30A.
- Wide Temperature Tolerance: Reliable performance in extreme conditions (-20°C to 60°C).
- Safety Protections: Robust design against overcharge, over-discharge, and short circuits.
Applications
- Power tools
- Electric vehicles (EVs)
- Energy storage systems
- Medical devices
- Industrial equipment
Usage Warnings & Precautions
- Do NOT reverse charge/discharge or expose to temperatures >70°C.
- Use only with compatible chargers (CC/CV, 4.2V cut-off).
- Avoid mechanical damage (puncture, crush, or immersion).
- Keep away from flammable materials during operation.
Storage Guidelines
- Store at 10%–35% SOC in dry conditions (0%–50% RH).
- Recharge every 12 months if stored long-term.
Warranty & Disclaimer
- 1-year warranty for manufacturing defects (excludes misuse or improper assembly).
- Not liable for damages caused by unauthorized modifications or non-compliant usage.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.